Magento SQL Injection: How to Secure your Magento Store Against SQL Injection Attack

Magento

Magento is an open-source platform, Recently, most of the eCommerce business sites are developed in Magento. All businesses rely on Magento’s scalability, flexibility and price.

In the past few years, hackers are attempting to plant malicious scripts into the Magento websites to steal confidential data like payment associated with that site. This type of attacks are called web skimming and hackers use it to target thousands of websites.

What is SQL injection?

SQL stands for Structured Query language, is a programming language used to manage databases. An SQL injection is a malicious code that an attacker uses to manipulate the database, obtain, modify, and extract data, including customer records, intellectual property, or personal information. The impact of SQL injection in a business wide-ranging.

Example of SQL Injection Attack

<?php
// We didn’t check $_POST[‘password’], it could be anything the user wanted!
// For example:
$_POST[‘username’] = ‘david’;
$_POST[‘password’] = ” or “='”;
// Query database to check if there are any matching users
$query = “SELECT * FROM users WHERE user='{$_POST[‘username’]}’ AND
password='{$_POST[‘password’]}'”;
mysql_query($query);
// This means the query sent to MySQL would be:
echo $query;
?>

The SQL injection vulnerability was found in Magento code pre-2.3.1. Download the PRODSECBUG-2198 patch to quickly secure your store from this vulnerability. However, you must update to Magento Commerce or Open Source 2.3.1 to safeguard against this vulnerability and others.

How to recover the Magento website

  • Change the admin url and password
  • Clean the malware
  • Backup and site file and database

Magento SQL injection

Data is stored in MySQL or MariaDB. Database plays an essential part in dealing with the Magento store. Hackers are targeting data fields such as contact form and search bars, or in web pages with dynamic content.

How to Prevent Magento SQL Injection Attack

We share some tips for avoiding Magento SQL injection attacks

  • Protection Parameters
  • Limit Privileges
  • do not directly query the database
  • User data should not be passed to any dynamic execution function
  • Use prepared statements and parameterized queries